Negotiation :  Reading , Exercises , Cases / 
Lewicki,Roy J., Bruce Barry  
 - 5th ed. 
 - Boston:  McGraw-hill/Irwin,  2007. 
 - x,718 p,: 
<br/><br/><label>ISBN: </label>978007297310 
<br/><br/><label>LC Class. No.: </label>HD58.6  / .N43 2007